Git commits in Moodle 2.8.9 by Lior Gil

commit 284ef7be8f578454f45e16687a6e14810c1606a4
Author: Lior Gil <liorgi@openu.ac.il>
Date:   Sat, 10 Oct 2015 06:29:46 +0800
Tag:    v2.8.9

MDL-46497 Atto: Fix adding redundant p elements in rtl/ltr actions